Submarine Mechanical Music Box, Laser-cut plywood. The interlocking mechanisms are pretty ingenious. Assembly without glue. With Laser Cutting Technology, the pieces are easy to remove from the sheet of plywood. The pieces go together smoothly with no glue and step-by-step visual instructions. Contains the musical generator. Age 14 plus, 160 pieces. This model takes a few hours to build.

All products are brand new in an unopened box.